$ git clone -n https://src.fedoraproject.org/rpms/crash-gcore-command.git /var/lib/mock/f40-build-757838-119529/root/chroot_tmpdir/scmroot/crash-gcore-command
Cloning into '/var/lib/mock/f40-build-757838-119529/root/chroot_tmpdir/scmroot/crash-gcore-command'...
$ git fetch origin dc694a7e0e3ee2ddf9fcb93e9fda2055c3769238:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/crash-gcore-command
 * [new ref]         dc694a7e0e3ee2ddf9fcb93e9fda2055c3769238 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc694a7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild