$ git clone -n https://src.fedoraproject.org/rpms/bitcoin-core.git /var/lib/mock/f40-build-782760-132275/root/chroot_tmpdir/scmroot/bitcoin-core
Cloning into '/var/lib/mock/f40-build-782760-132275/root/chroot_tmpdir/scmroot/bitcoin-core'...
$ git fetch origin 930d38bb06e35a63f2e8c0c9fc582bcb619a4cc5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bitcoin-core
 * [new ref]         930d38bb06e35a63f2e8c0c9fc582bcb619a4cc5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 930d38b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild