$ git clone -n https://src.fedoraproject.org/rpms/dirgra.git /var/lib/mock/f41-build-1232682-22865/root/chroot_tmpdir/scmroot/dirgra
Cloning into '/var/lib/mock/f41-build-1232682-22865/root/chroot_tmpdir/scmroot/dirgra'...
$ git fetch origin 63954a973b8ff7979dfeb8ed332bdaf5f3a6951f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dirgra
 * [new ref]         63954a973b8ff7979dfeb8ed332bdaf5f3a6951f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63954a9 Rebuilt for java-21-openjdk as system jdk