$ git clone -n https://src.fedoraproject.org/rpms/pidgin-sipe.git /var/lib/mock/f40-build-763352-122473/root/chroot_tmpdir/scmroot/pidgin-sipe
Cloning into '/var/lib/mock/f40-build-763352-122473/root/chroot_tmpdir/scmroot/pidgin-sipe'...
$ git fetch origin f402f45602a31018d1ce0c15aaab789e50967ea2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pidgin-sipe
 * [new ref]         f402f45602a31018d1ce0c15aaab789e50967ea2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f402f45 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild