$ git clone -n https://src.fedoraproject.org/rpms/coin.git /var/lib/mock/f39-build-1490009-34503/root/chroot_tmpdir/scmroot/coin
Cloning into '/var/lib/mock/f39-build-1490009-34503/root/chroot_tmpdir/scmroot/coin'...
$ git fetch origin 26fceef9b83357c99ebbc5b3ce1171a33ebd3e5e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/coin
 * [new ref]         26fceef9b83357c99ebbc5b3ce1171a33ebd3e5e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26fceef Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild