$ git clone -n http://git.inferitos.ru/rpms/rust-proc-macro-error.git /var/lib/mock/inferit-9_3-extras-build-30273-54231/root/chroot_tmpdir/scmroot/rust-proc-macro-error
Cloning into '/var/lib/mock/inferit-9_3-extras-build-30273-54231/root/chroot_tmpdir/scmroot/rust-proc-macro-error'...
$ git fetch origin 420207d:KOJI_FETCH_HEAD
fatal: couldn't find remote ref 420207d
$ git reset --hard 420207d
HEAD is now at 420207d import rust-proc-macro-error-1.0.4-5.el9