$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_expr.git /var/lib/mock/f41-build-819368-151607/root/chroot_tmpdir/scmroot/rust-uu_expr
Cloning into '/var/lib/mock/f41-build-819368-151607/root/chroot_tmpdir/scmroot/rust-uu_expr'...
$ git fetch origin dc7bb3cc7e5587bac0c703c6cd58ab6026f4ccb3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uu_expr
 * [new ref]         dc7bb3cc7e5587bac0c703c6cd58ab6026f4ccb3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc7bb3c Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild