$ git clone -n https://src.fedoraproject.org/rpms/xmlpull.git /var/lib/mock/f40-build-2678828-67924/root/chroot_tmpdir/scmroot/xmlpull
Cloning into '/var/lib/mock/f40-build-2678828-67924/root/chroot_tmpdir/scmroot/xmlpull'...
$ git fetch origin 2f4abce19e0502d4da2483166617ce8430e6e28e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xmlpull
 * [new ref]         2f4abce19e0502d4da2483166617ce8430e6e28e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f4abce Rebuilt for java-21-openjdk as system jdk