$ git clone -n https://src.fedoraproject.org/rpms/rust-libmount.git /var/lib/mock/f38-build-side-42-init-devel-792357-28008/root/chroot_tmpdir/scmroot/rust-libmount
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-792357-28008/root/chroot_tmpdir/scmroot/rust-libmount'...
$ git fetch origin afe204207f96749bbe1beb00264da9409e8b71cb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libmount
 * [new ref]         afe204207f96749bbe1beb00264da9409e8b71cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afe2042 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild